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Problem- The Ka of HF is 6.3X10^-4. Suppose you prepare a solution by dissolving 1.04 g of NaF in 50.9mL of 0.51M HF. Assuming that the volume of the solution doesn't change after adding the NaF, what is the pH of the solution after you dissolve the NaF?
Explain the each and every step in detail for help
a buffer solution is prepared by adding 15.00 g of sodium acetate nac2h3o2 and 12.50 g of acetic acid to enough water
The pH of 1.00L of the buffer containing 1.00M CH3C00Na and 1.00 M CH3COOH after addition of .080 mole NaOH is
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What concentration of [Cu2+] is in a 1.0 L solution that is 0.0010 M CuCl2 and 0.10 M NH3. The formation constant of [Cu(NH3)4]2+ = 1.7 x 10^13.
calculate the deltahrxn for the combustion of glucose c6h12o6 using deltahf values. you will have to calculate the
The rate constant for the following equation is 0.0391 M-1 · s-1. We start with 0.238 mol C2F4 in a 4.00-liter container, with no C4F8 initially present. 2C2F4 ?C4F8.
The addition of 6 g of salt to a sample of pure water causes its freezing point to be reduced from 0°C to -1.5°C. After an additional amount of salt is dissolved in the solution
A 1.3 mL volume of seawater contains about 4.0 X 10^-10 g of gold. The total volume of ocean water is about 1.5 X 10^21 L. Calculate the total worth of all of the gold in the world's oceans if the price of gold is $18.00 per gram.
How much work is done reversibly compressing one mole of an ideal gas from a starting volume of 1L to a final volume of 250mL at a constant temperature of 293K? What is the change in entropy?
Many household cleaning products contain oxalic acid, H2X2O4 , a diprotic acid with the following dissociation constants: , . Calculate the equilibrium concentration of C2O4^2- in a 0.20M solution of oxalic acid.
At 20 degrees Celcius and 1 atm (pressure), gold (Au) has a density of 19.32 g/cm cubed. What would be the volume of 2.510 kg of gold at the same temperature and pressure
What is the concentration of a NaOH solution if 27.80mL of NaOH is required to neutralize 10.00 mL of a 1.00 M H2SO4 solution
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